Topic on Project:Support desk

I get the following error after creating a new account.

828d69a3] /w/index.php?title=Special:UserLogin&action=submitlogin&type=signup&returnto=PadPedia MWException from line 268 of C:\Inetpub\vhosts\gamepaduniverse.com\wiki.gamepaduniverse.com\w\includes\mail\UserMailer.php: PEAR mail package is not installed Backtrace:

1. 0 C:\Inetpub\vhosts\gamepaduniverse.com\wiki.gamepaduniverse.com\w\includes\User.php(4208): UserMailer::send(MailAddress, MailAddress, string, string, NULL)
2. 1 C:\Inetpub\vhosts\gamepaduniverse.com\wiki.gamepaduniverse.com\w\includes\User.php(4184): User->sendMail(string, string)
3. 2 C:\Inetpub\vhosts\gamepaduniverse.com\wiki.gamepaduniverse.com\w\includes\specials\SpecialUserlogin.php(409): User->sendConfirmationMail()
4. 3 C:\Inetpub\vhosts\gamepaduniverse.com\wiki.gamepaduniverse.com\w\includes\specials\SpecialUserlogin.php(314): LoginForm->addNewAccount()
5. 4 C:\Inetpub\vhosts\gamepaduniverse.com\wiki.gamepaduniverse.com\w\includes\specialpage\SpecialPage.php(384): LoginForm->execute(NULL)
6. 5 C:\Inetpub\vhosts\gamepaduniverse.com\wiki.gamepaduniverse.com\w\includes\specialpage\SpecialPageFactory.php(582): SpecialPage->run(NULL)
7. 6 C:\Inetpub\vhosts\gamepaduniverse.com\wiki.gamepaduniverse.com\w\includes\MediaWiki.php(267): SpecialPageFactory::executePath(Title, RequestContext)
8. 7 C:\Inetpub\vhosts\gamepaduniverse.com\wiki.gamepaduniverse.com\w\includes\MediaWiki.php(566): MediaWiki->performRequest()
9. 8 C:\Inetpub\vhosts\gamepaduniverse.com\wiki.gamepaduniverse.com\w\includes\MediaWiki.php(414): MediaWiki->main()
10. 9 C:\Inetpub\vhosts\gamepaduniverse.com\wiki.gamepaduniverse.com\w\index.php(41): MediaWiki->run()
11. 10 {main}

I am using Windows Server 2012 R2 and PHP 5.4. The following was inputted into Cygwin64:

$ pear list
Installed packages, channel pear.php.net:
=========================================
Package          Version State
Archive_Tar      1.3.16  stable
Auth_SASL2       0.1.0   beta
Console_Getopt   1.4.0   stable
Mail             1.2.0   stable
Net_SMTP         1.6.2   stable
Net_Socket       1.0.14  stable
PEAR             1.9.5   stable
Structures_Graph 1.1.0   stable
XML_Util         1.3.0   stable

paulbanwart@u ~
$ pear install Mail
pear/Mail is already installed and is the same as the released version 1.2.0
install failed

Follow this checklist: http://pear.php.net/manual/en/installation.checking.php. Specially, be sure that PHP include_path setting contains the PEAR installation directory